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Start Over Subject boundaries Collection Global GIS : global coverage Bounding Box -40.000931 39.999015 -39.999064 40.000987

1. Global GIS : Country political boundaries

Datasets Harvard University Restricted content
1997. United States. National Imagery and Mapping Agency. This datalayer is a polygon coverage representing country political boundaries worldwide and was published as part of the USGS Global GIS : global ... American Geological Institute.

2. Global GIS : world administrative units, 2002

Datasets Harvard University Restricted content
2002. Environmental Systems Research Institute (Redlands, Calif.), Geological Survey (U.S), and American Geological Institute. This datalayer is a polygon coverage representing First-Order Administrative Areas worldwide (as they existed in 2002) and was originally produced ... American Geological Institute.